typo3/sysext/lang/Classes/View/AbstractJsonView.php

   1 <?php
   2 namespace TYPO3\CMS\Lang\View;
   3
   4 /*
   5  * This file is part of the TYPO3 CMS project.
   6  *
   7  * It is free software; you can redistribute it and/or modify it under
   8  * the terms of the GNU General Public License, either version 2
   9  * of the License, or any later version.
  10  *
  11  * For the full copyright and license information, please read the
  12  * LICENSE.txt file that was distributed with this source code.
  13  *
  14  * The TYPO3 project - inspiring people to share!
  15  */
  16
  17 use TYPO3\CMS\Extbase\Mvc\View\AbstractView;
  18 use TYPO3\CMS\Extbase\Mvc\Web\Response;
  19 use TYPO3\CMS\Extbase\Object\ObjectManagerInterface;
  20
  21 /**
  22  * Base class for JSON views
  23  */
  24 abstract class AbstractJsonView extends AbstractView
  25 {
  26     /**
  27      * @var \TYPO3\CMS\Extbase\Object\ObjectManagerInterface
  28      */
  29     protected $objectManager;
  30
  31     /**
  32      * @param \TYPO3\CMS\Extbase\Object\ObjectManagerInterface $objectManager
  33      */
  34     public function injectObjectManager(ObjectManagerInterface $objectManager)
  35     {
  36         $this->objectManager = $objectManager;
  37     }
  38
  39     /**
  40      * Render template content
  41      *
  42      * @return void
  43      */
  44     public function render()
  45     {
  46         $result = $this->getReponseData();
  47         $this->sendResponse($result);
  48     }
  49
  50     /**
  51      * Returns the response data
  52      *
  53      * @return array The response data
  54      */
  55     abstract protected function getReponseData();
  56
  57     /**
  58      * Send response to browser
  59      *
  60      * @param array $data The response data
  61      * @return void
  62      */
  63     protected function sendResponse(array $data)
  64     {
  65         $response = $this->objectManager->get(Response::class);
  66         $response->setHeader('Content-Type', 'application/json; charset=utf-8');
  67         $response->setContent(json_encode($data));
  68         $response->sendHeaders();
  69         $response->send();
  70         exit;
  71     }
  72 }